Pump Purge Valve - Hitachi L-8900 Service Manual

4.5.4 Pump Purge Valve

1. Turn off the power of Model L-8900. Disconnect the Power
cord.
2. Pull out Pump unit.
3. Remove Purge valve unit. (3 Fixing screws)
4. Remove 3-way valve (P/N 852-8110) (4 Fixing screws).
Replace the 3-way valve with a new one.
5. Assemble in the reverse order of disassembly.
4 - 20
Remove Fixing screw. (×3)
Remove Fixing screw. (×4)